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Dorothy Is 86 and Has Trouble Hearing

question 99

Multiple Choice

Dorothy is 86 and has trouble hearing. She is not alone: about _____% of adults over 80 have difficulty hearing.


Definitions:

Erosional Remnant

A landform left standing after the surrounding terrain has been eroded away, often showcasing resistant geologic features.

Granite

A coarse-grained igneous rock composed mainly of quartz, feldspar, and mica, usually found in the continental crust.

Mesa

A flat-topped, steep-sided landform that rises sharply above the surrounding landscape, typical in arid and semi-arid regions.

Mantle Upwelling

The process where hotter and more buoyant material rises towards the Earth's surface from the mantle, often affecting tectonic activity.

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